No abstract available
Publication types
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Letter
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Research Support, Non-U.S. Gov't
MeSH terms
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Aged
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Brain Stem / diagnostic imaging
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Corpus Striatum / diagnostic imaging
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Female
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Follow-Up Studies
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Humans
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Male
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Middle Aged
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ROC Curve
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Reference Values
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Substantia Nigra / diagnostic imaging*
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Ultrasonography, Doppler, Transcranial